A005699 a(n) = ceiling(tan(n)^2).

0, 3, 5, 1, 2, 12, 1, 1, 47, 1, 1, 51054, 1, 1, 53, 1, 1, 13, 2, 1, 6, 3, 1, 3, 5, 1, 2, 11, 1, 1, 42, 1, 1, 5673, 1, 1, 61, 1, 1, 14, 2, 1, 6, 3, 1, 3, 5, 1, 2, 11, 1, 1, 37, 1, 1, 2042, 1, 1, 70, 1, 1, 15, 2, 1, 6, 3, 1, 3, 5, 1, 2, 10, 1, 1, 33, 1, 1, 1042, 1, 1, 82, 1, 1, 16, 2, 1, 6, 3, 1, 3, 4, 1, 2, 9, 1, 1, 30, 1, 1, 630, 1, 1, 96, 1, 1, 17

Offset

0,2

Links

Table of n, a(n) for n=0..105.

Prog

(PARI) a(n) = ceil(tan(n)^2); \\ Seiichi Manyama, Feb 28 2024

Crossrefs

Cf. A005657, A195910.

Sequence in context: A010261 A281494 A226278 * A127250 A350882 A230407

Adjacent sequences: A005696 A005697 A005698 * A005700 A005701 A005702

Keyword

nonn,easy

Author

N. J. A. Sloane.

Extensions

More terms from Seiichi Manyama, Feb 28 2024

Status

approved