A222805 A bisection of A222803.

0, 11, -13, 29, 109, -67, 6571, -415, 162573, -23663513, 10230003, -564409, 854671223, -3380281, 66346781597, -2525207721201139, 2050779017959603, -513555084749, 258395660795799074117, -16860247921174939, 32300672599263555985061, -5369365617089977921391189

Offset

0,2

Links

Table of n, a(n) for n=0..21.

Crossrefs

Cf. A222803-A222806.

Sequence in context: A261371 A289490 A056251 * A089755 A262254 A082238

Adjacent sequences: A222802 A222803 A222804 * A222806 A222807 A222808

Keyword

sign,frac

Author

N. J. A. Sloane, Mar 10 2013

Extensions

More terms from Alois P. Heinz, Mar 13 2013

Status

approved