A263278 a(n) = length of n-th run of even terms in A259934.

21, 8480, 18162, 78495, 1194707, 1426107, 6029619, 325034101

Offset: 1

Author

Antti Karttunen, Nov 08 2015

Keywords

• nonn
• more

Links

• A. Karttunen, Ratio a(n)/A262516(n) drawn with OEIS Plot2-script

Crossrefs

Bisection of A263277.

Cf. A259934, A262514, A262516.

Cf. also A263253.

Programs

Scheme

(define (A263278 n) (A263277 (+ n n -1)))

Formula

a(n) = A263277((2*n)-1).