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A138907
a(n) = A138906(n) - A138905(n).
2
2, 14, 2, 74, 32, 2, 2, -94, -52, 482, -262, 578, 2, 590, 452, 386, -814, 326, 1598, 1202, 758, 530, -1516, 290, 602, -154, -1618, 2354, 2612, 1442, 2420, -3646, 794, 1430, 1472, -862, -220, 1142, 938, 2642, -458, 3782, 4130, 3698, 1622, 5798, 3386, -3742, 2, 6002, -8566, -1246, 2864, 3566, 1322, 2690, 3764
OFFSET
1,1
CROSSREFS
Sequence in context: A133420 A227628 A298800 * A336837 A276189 A281944
KEYWORD
sign
AUTHOR
Zak Seidov, Apr 03 2008
STATUS
approved