A255333 Partial sums of A255330.

1, 3, 3, 7, 8, 8, 15, 15, 18, 19, 19, 24, 26, 32, 32, 38, 38, 41, 42, 42, 47, 49, 61, 61, 63, 68, 68, 72, 74, 80, 80, 86, 86, 89, 90, 90, 95, 97, 109, 109, 111, 118, 119, 131, 135, 135, 137, 142, 142, 146, 148, 160, 160, 162, 167, 167, 171, 173, 179, 179, 185, 185, 188, 189, 189, 194

Offset: 0

Author

Antti Karttunen, Feb 21 2015

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 0..8590

Crossrefs

Cf. A000079, A000225, A255061, A255062, A255330, A255332.

Analogous sequences: A218785, A230408.

Formula

a(0) = 1; for n >= 1: a(n) = a(n-1) + A255330(n).

Other identities:

a(A255061(n)-1) = A000225(n) - A255062(n) for all n >= 2.

Equally: a(A255061(n)-1) + A255062(n) + 1 = A000079(n) = 2^n for all n >= 2.