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A113937
Numbers which are powerful(1) (
A001694
) and pentagonal (
A000326
) at the same time.
+0
1
1, 9801, 16008300, 94109401, 34346991901, 270990840125, 903638458801, 8676736387298001
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Maintained by
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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.
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