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Search: id:A090845
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| A090845 |
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Let A denote the sequence; A is equal to the union of the self-convolutions A^2 and A^3, with terms in ascending order by size. |
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4
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| 1, 1, 2, 3, 5, 9, 10, 20, 22, 40, 51, 67, 114, 126, 203, 230, 354, 468, 571, 885, 908, 1486, 1674, 2250, 3045, 3586, 5322, 5418, 8186, 9560, 12234, 16341, 17976, 26970, 27912, 38435, 46383, 57024, 76794, 80805, 116376, 125205, 165914, 201580, 232352
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OFFSET
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0,3
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COMMENT
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The occurrences of the terms of A^3 in A is given by A090846.
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EXAMPLE
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A={1,1,2,3,5,9,10,20,22,40,51,...} since A is the sorted union of:
A^2={1,2,5,10,20,40,67,126,203,354,571,908,1486,2250,3586,...} and
A^3={1,3,9,22,51,114,230,468,885,1674,3045,5418,9560,16341,...}.
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CROSSREFS
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Cf. A090846.
Sequence in context: A050158 A057254 A057242 this_sequence A058108 A056144 A078645
Adjacent sequences: A090842 A090843 A090844 this_sequence A090846 A090847 A090848
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KEYWORD
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nonn
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AUTHOR
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Paul D. Hanna (pauldhanna(AT)juno.com), Dec 09 2003
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