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A023661
Convolution of odd numbers and A014306.
0
0, 1, 4, 8, 13, 20, 29, 40, 53, 67, 82, 99, 118, 139, 162, 187, 214, 243, 274, 306, 339, 374, 411, 450, 491, 534, 579, 626, 675, 726, 779, 834, 891, 950, 1010, 1071, 1134, 1199, 1266, 1335, 1406, 1479, 1554, 1631, 1710, 1791, 1874, 1959, 2046
OFFSET
1,3
CROSSREFS
Sequence in context: A143978 A362016 A071994 * A157130 A172050 A376854
KEYWORD
nonn
STATUS
approved