A261090 First differences of A261091: a(n) = A261091(n+1) - A261091(n).

1, 0, 0, 1, 0, 1, 2, 3, 3, 6, 8, 12, 19, 29, 45, 69, 106, 164, 254, 395, 615, 960, 1500, 2346, 3672, 5751, 9012, 14129, 22159, 34768, 54578, 85730, 134763, 212017, 333860, 526226, 830230, 1311088, 2072264, 3277910, 5188460, 8217094

Offset

0,7

Links

Table of n, a(n) for n=0..41.

Formula

a(n) = A261091(n+1) - A261091(n).

Prog

(Scheme) (define (A261090 n) (- (A261091 (+ n 1)) (A261091 n)))

Crossrefs

Cf. A261091.

Sequence in context: A187505 A027100 A346030 * A183560 A060840 A357654

Adjacent sequences: A261087 A261088 A261089 * A261091 A261092 A261093

Keyword

nonn

Author

Antti Karttunen, Aug 09 2015

Status

approved