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Search: id:A022439
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A022439 a(n) = c(n-1) + c(n-3) where c is the sequence of numbers not in a. +0
1
2, 4, 5, 7, 11, 15, 18, 21, 23, 26, 29, 31, 35, 37, 41, 44, 47, 51, 53, 57, 60, 63, 66, 69, 72, 75, 78, 81, 83, 87, 89, 93, 95, 98, 101, 104, 107, 110, 113, 115, 119, 121, 125, 127, 131, 133 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Adjacent sequences: A022436 A022437 A022438 this_sequence A022440 A022441 A022442

Sequence in context: A090614 A097697 A035620 this_sequence A050134 A010065 A090649

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified October 15 09:18 EDT 2008. Contains 145015 sequences.

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