A256446 First differences of A250477: a(n) = A250477(n+1) - A250477(n).

2, 4, 9, 12, 12, 18, 17, 36, 32, 34, 50, 33, 31, 60, 77, 57, 58, 77, 49, 66, 89, 90, 136, 132, 65, 61, 63, 70, 211, 240, 132, 105, 167, 183, 121, 180, 161, 164, 191, 138, 215, 215, 109, 108, 263, 462, 336, 126, 122, 209, 183, 262, 354, 281, 270, 199, 192, 249, 139, 312, 605, 495, 156, 162, 492, 562, 458, 359, 178, 302, 424, 443, 377, 306

Offset: 1

Author

Antti Karttunen, Mar 29 2015

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 1..563

Crossrefs

Cf. A250477, A251723, A256447, A256448.

Programs

Scheme

(define (A256446 n) (- (A250477 (+ n 1)) (A250477 n)))

Formula

a(n) = A250477(n+1) - A250477(n).

a(n) = A256447(n+1) + A256448(n).