A057066 a(n) = floor(4^4/n).

256, 128, 85, 64, 51, 42, 36, 32, 28, 25, 23, 21, 19, 18, 17, 16, 15, 14, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2

Offset: 1

Author

Henry Bottomley, Jul 31 2000

Keywords

• nonn
• easy

Links

• Index entries for linear recurrences with constant coefficients, signature (1).

Crossrefs

Cf. A000007, A033324, A033347, A057067-A057075.

Programs

PARI

a(n) = 4^4\n; \\ Seiichi Manyama, Aug 12 2023