A093304 a(n) = A000071(n+1) + A000079(n-1) - A092176(n-1).

1, 2, 3, 6, 11, 23, 45, 89, 172, 331, 641, 1239, 2405, 4685, 9156, 17955, 35323, 69687, 137804, 273055, 541963, 1077194, 2143479, 4269285, 8509953, 16973584, 33872192, 67623040, 135049714, 269781669, 539049158, 1077266337, 2153186467, 4304194692, 8604864870

Offset

1,2

Links

Table of n, a(n) for n=1..35.

Example

First five terms: ((0, 1, 2, 4, 7) + (1, 2, 4, 8, 16)) - (0, 1, 3, 6, 12) = (1, 2, 3, 6, 11).

Crossrefs

Cf. A000045, A000071, A000079, A092176.

Sequence in context: A318031 A316500 A123769 * A036590 A382440 A392457

Adjacent sequences: A093301 A093302 A093303 * A093305 A093306 A093307

Keyword

nonn,less

Author

David Glenn Williams (davwill24(AT)aol.com), Apr 24 2004

Extensions

More terms from Sean A. Irvine, Feb 06 2026

Status

approved