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A161772 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. +0
3
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)
OFFSET

2,2

LINKS

Brian Gleason, Some (Probably Useless) Number Theory

EXAMPLE

In base 2, there is a single (non-zero) pattern: 1, 1, 1, 1, ...

In base 3, there are 4 such patterns, etc...

CROSSREFS

A000216

Adjacent sequences: A161769 A161770 A161771 this_sequence A161773 A161774 A161775

Sequence in context: A002193 A020807 A055190 this_sequence A093063 A049007 A016686

KEYWORD

base,nonn

AUTHOR

Brian Gleason (gleason(AT)uga.edu), Jun 18 2009

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Last modified November 9 12:23 EST 2009. Contains 166233 sequences.


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