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Search: id:A147657
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| A147657 |
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(1, -2, 3,...) interleaved with (1, 2, -2, 2, -2,...). |
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+0
2
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| 1, 2, 1, -2, -2, 2, 3, -2, -4, 2, 5, -2, -6, 2, 7, -2, -8, 2, 9, -2, 10, 2, 11, -2, -12, 2, 13, -2, -14, 2, 15, -2, -16, 2, 17, -2, -18, 2, 19, -2, -10, 2
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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Equals POLYMOTZKINTINV [1,2,3,...], such that POLYMOTZKINT A147657 = [1,2,3,...]. A comment accompanying the POLYMOTZKINT operation may be found in A005717.
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FORMULA
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(1, -2, 3, -4, 5,...) interleaved with (1, 2, -2, 2,...) such that the first
subsequence starts after the first "2" in the second subsequence.
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EXAMPLE
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Interleaving the two subsequences, we get (1, 2, 1, -2, -2, 2, 3, -2, -4,...).
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CROSSREFS
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A005717
Sequence in context: A008677 A036497 A035460 this_sequence A029232 A025807 A120254
Adjacent sequences: A147654 A147655 A147656 this_sequence A147658 A147659 A147660
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KEYWORD
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sign
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 09 2008
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