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A113938
Numbers which are powerful(1) (
A001694
) and triangular at the same time.
+0
1
1, 36, 1225, 29403, 41616, 1413721, 48024900, 74024028, 1631432881, 27665282700, 55420693056, 1024060098375, 1665678432600, 1882672131025, 63955431761796, 194838725161125, 2172602007770041, 26030209161894003, 73804512832419600
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Maintained by
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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.
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