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Search: id:A063376
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A063376 a(-1) = 1; for n >= 0, a(n) = 2^n + 4^n = 2^n*(1+2^n).. +0
48
1, 2, 6, 20, 72, 272, 1056, 4160, 16512, 65792, 262656, 1049600, 4196352, 16781312, 67117056, 268451840, 1073774592, 4295032832, 17180000256, 68719738880, 274878431232, 1099512676352, 4398048608256, 17592190238720, 70368752566272 (list; graph; listen)
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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

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