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Search: id:A015221
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A015221 Odd square pyramidal numbers. +0
1
1, 5, 55, 91, 285, 385, 819, 1015, 1785, 2109, 3311, 3795, 5525, 6201, 8555, 9455, 12529, 13685, 17575, 19019, 23821, 25585, 31395, 33511, 40425, 42925, 51039, 53955, 63365, 66729, 77531, 81375, 93665, 98021, 111895, 116795, 132349, 137825 (list; graph; listen)
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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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