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A161178 Sum of double factorials of the digits of n. +0
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1, 1, 2, 3, 8, 15, 48, 105, 384, 945, 2, 2, 3, 4, 9, 16, 49, 106, 385, 946, 3, 3, 4, 5, 10, 17, 50, 107, 386, 947, 4, 4, 5, 6, 11, 18, 51, 108, 387, 948, 9, 9, 10, 11, 16, 23, 56, 113, 392, 953, 16, 16, 17, 18, 23, 30, 63, 120, 399, 960, 49, 49, 50, 51, 56, 63, 96, 153, 432, 993 (list; graph; listen)
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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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