A049152 Recip transform of 2*(1 + x^4)-1/(1-x).

1, 1, 3, 11, 43, 183, 815, 3751, 17713, 85317, 417539, 2070355, 10378707, 52513683, 267833407, 1375511991, 7107227481, 36920353577, 192710512163, 1010189811763, 5315874933075, 28071323867887, 148706825853775

Offset

0,3

Comments

Sign diagram of generating sequence: +---+----------... Definition in A049150.

Links

Table of n, a(n) for n=0..22.

Crossrefs

Sequence in context: A049189 A049163 A049180 * A151104 A138787 A110052

Adjacent sequences: A049149 A049150 A049151 * A049153 A049154 A049155

Keyword

nonn

Author

Olivier Gérard

Status

approved