Sequenze

Data una certa sequenza di numeri bisogna individuare il prossimo valore (1,  2,  3,  4,  5,  …) oppure il valore mancante (1, 2,  …,  4,  5, 6)


Le sequenze compaiono, con tante varianti, nei concorsi, nelle competizioni scolastiche, nei test d’ammissione, …

Numeri


  1. 1, 3, 5, 7, 9, ♥
  2. 1, 3, 6, 10, 15, 21, ♥
  3. 1, 4, 9, 16, 25, ♥
  4. 1, 8, 27, 64, 125, ♥
  5. 1, 11, 21, 1211, 111221, 312211, 13112221, 1113213211, 31131211131221,
    13211311123113112211, ♥
  6. 2, 3, 4, 12, 6, 23, 8, 36, 10, 51, 12, ♥
  7. 2, 3, 5, 7, 11, ♥
  8. 2, 4, 6, 8, 10, ♥
  9. 2, 8, 4, 7, 8, 6, 16, 5, ♥, ♥
  10. 3, 5, 9, 17, 33, 65, ♥
  11. 5, 14, 32, 68, 140, 284, ♥
  12. 7, 8, 10, 14, 22, 38, 70, ♥
  13. 8, 15, 29, 57, 113, 225, ♥
  14. 9, 18, 16, 14, 23, 10, ♥, ♥
  15. 11, 12, 25, 76, 77, 155, 466, 467, ♥
  16. 11, 33, 21, 63, 51, 153, ♥, ♥
  17. 16, 152, 32, 76, 64, 38, 128, ♥, ♥
  18. 19, 22, 31, 58, ♥
  19. 20, 42, 36, ♥, ♥, 74, 68, 90
  20. 23, 64, 55, 70, ♥, ♥, 117, 158
  21. ♥, ♥, 37, 62, 42, 65, 47, 68
  22. 42, 86, 74, 32, ♥, ♥, 22, 66
  23. ♥, ♥, 44, 41, 36, 33, 28, 25, 20
  24. 60, 95, 52, ♥, ♥, 78, 112, 147
  25. 79, 96, 89, 106, 99, 116, ♥
  26. 87, 73, 103, 89, ♥, 105, 135, ♥
  27. 200, 196, 180, 116, ♥

Lettere (21)


  1. A, T, ♥, M, H, ♥
  2. D, T, E, R, F, P, G, ♥
  3. ♥, P, L, F, B
  4. ♥, Q, N, I, F
  5. S, Q, N, H, ♥, T
  6. V, S, O, L, F, ♥

Lettere (21) e numeri


  1. B, 43, V, 36, Q, 31, N, 24, ♥, ♥
  2. B, 76, O, 64, C, 52, P, 40, ♥, ♥
  3. E, 114, G, 96, I, 78, ♥, 60, O, ♥
  4. H, 111, L, 93, N, 75, ♥, 57, R, ♥
  5. O, 64, I, 32, E, 16, ♥, ♥
  6. ♥, ♥, T, 7, Q, 11, N, 15, I

RISORSE ONLINE


  1. BASE Cinque: Serie e sequenze di numeri
  2. Concorsando
  3. Guida sulle serie numericheGuida sulle serie alfanumeriche
  4. TEST DI LOGICA

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  1. Logica
  2. Serie numeriche, alfabetiche, alfanumeriche

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