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Search: id:A161772
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| A161772 |
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Number of pattern sequences in bases 2 through 30 when the "sum of squares of digits" function is applied. In other words, A000216 is applied in other base systems, and the resulting number of closed patterns is counted. |
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+0
3
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| 1, 4, 1, 4, 2, 7, 6, 5, 2, 5, 7, 10, 3, 10, 2, 9, 6, 6, 2, 13, 5, 15, 5, 9, 2, 12, 7, 9, 5
(list; graph; listen)
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OFFSET
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2,2
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LINKS
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Brian Gleason, Some (Probably Useless) Number Theory
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EXAMPLE
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In base 2, there is a single (non-zero) pattern: 1, 1, 1, 1, ...
In base 3, there are 4 such patterns, etc...
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CROSSREFS
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A000216
Sequence in context: A020807 A055190 A155781 this_sequence A093063 A049007 A016686
Adjacent sequences: A161769 A161770 A161771 this_sequence A161773 A161774 A161775
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KEYWORD
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base,nonn
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AUTHOR
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Brian Gleason (gleason(AT)uga.edu), Jun 18 2009
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