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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.
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
OFFSET
2,2
EXAMPLE
In base 2, there is a single (nonzero) pattern: 1, 1, 1, 1, ...
In base 3, there are 4 such patterns, etc...
CROSSREFS
Cf. A000216.
Sequence in context: A230077 A055190 A155781 * A093063 A324937 A049007
KEYWORD
base,nonn
AUTHOR
Brian Gleason (gleason(AT)uga.edu), Jun 18 2009
STATUS
approved