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A145346
A145312(n)/1440.
1
3, 28, 146, 420, 1260, 2408, 5460, 9084, 17010, 24420, 44968, 57148, 93912, 123480, 187240, 222768, 347463, 391020, 582540, 674240, 923076, 1026168, 1506960, 1575100, 2143050, 2391480, 3164112, 3300780, 4604040, 4617760, 6191568, 6564096, 8270262
OFFSET
0,1
CROSSREFS
Sequence in context: A316390 A048367 A095665 * A184440 A012762 A012778
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 28 2009
STATUS
approved