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A077862
Expansion of (1-x)^(-1)/(1-2*x+2*x^2+2*x^3).
0
1, 3, 5, 3, -9, -33, -53, -21, 131, 411, 603, 123, -1781, -5013, -6709, 171, 23787, 60651, 73387, -22101, -312277, -727125, -785493, 507819, 4040875, 8637099, 8176811, -9002325, -51632469, -101613909, -81958229, 142576299, 652296875, 1183357611, 776968875, -2117371221
OFFSET
0,2
CROSSREFS
Sequence in context: A002633 A070554 A076842 * A134061 A336872 A167221
KEYWORD
sign
AUTHOR
N. J. A. Sloane, Nov 17 2002
STATUS
approved