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A156065
Diagonal sums of inverse of Riordan array (1/(1-x^4),x/(1-x^4)).
1
1, 1, 0, -1, 2, 6, -11, -35, 73, 232, -516, -1646, 3825, 12239, -29344, -94137, 231050, 742825, -1856679, -5980056, 15166101, 48922556, -125557710, -405553786, 1051197507, 3399234751
OFFSET
0,5
COMMENTS
When aerated gives the diagonal sums of A156064.
CROSSREFS
Sequence in context: A243794 A318199 A242791 * A302749 A130274 A352662
KEYWORD
sign
AUTHOR
Paul Barry, Oct 20 2009
STATUS
approved