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A131059
Number of digits in A116534(n).
1
1, 1, 1, 2, 1, 1, 2, 2, 2, 3, 3, 6, 6, 12, 12, 24, 23, 46, 46, 92, 138, 230, 229, 458, 458, 458, 457, 457, 457, 914, 914, 913, 913, 1826, 1826, 1825, 1825, 1825, 3650, 3649, 3649, 7298, 10947, 18245, 29192, 47437, 76628, 124064, 124064, 124064, 248128
OFFSET
0,4
FORMULA
a(n)=floor(log_10(A116534(n)))+1.
CROSSREFS
Cf. A116534.
Sequence in context: A048165 A161040 A180234 * A133098 A145788 A323861
KEYWORD
nonn,base
AUTHOR
Hieronymus Fischer, Jun 12 2007, Jun 13 2007
STATUS
approved