A156827 A001792*A008683.

1, -3, -8, 0, -48, 112, -256, 0, 0, 2816, -6144, 0, -28672, 61440, 131072, 0, -589824, 0, -2621440, 0, 11534336, 24117248, -50331648, 0, 0, 452984832, 0, 0, -4026531840, -8321499136

Offset

1,2

Comments

Sequence appears to be a determinant of A156826 as described therein.

Links

Table of n, a(n) for n=1..30.

Crossrefs

Cf. A001792, A008683, A156826.

Sequence in context: A085995 A076482 A225802 * A330963 A327195 A140272

Adjacent sequences: A156824 A156825 A156826 * A156828 A156829 A156830

Keyword

sign

Author

Mats Granvik, Feb 16 2009

Status

approved