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Search: id:A117824
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A117824 a(0) = 0, a(1) = 1; for n >= 2, a(n) = a(n-1) + a(n-2) - (n-1) if that number is positive and not already in the sequence, otherwise a(n) = a(n-1) + a(n-2) + (n-1). +0
4
0, 1, 2, 5, 4, 13, 12, 19, 24, 35, 50, 75, 114, 177, 278, 441, 704, 1129, 1816, 2927, 4724, 7631, 12334, 19943, 32254, 52173, 84402, 136549, 220924, 357445, 578340, 935755, 1514064, 2449787, 3963818, 6413571, 10377354, 16790889, 27168206, 43959057 (list; graph; listen)
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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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