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A022478 Number of 2's in n-th term of A006711. 2
0, 0, 1, 1, 1, 1, 2, 4, 8, 6, 10, 9, 14, 16, 21, 28, 38, 45, 69, 86, 123, 157, 210, 280, 363, 480, 622, 818, 1104, 1453, 1940, 2567, 3421, 4534, 5996, 7992, 10590, 14005, 18596, 24707, 32784, 43361, 57566, 76449, 101457, 134506, 178495, 237051 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,7

LINKS

Table of n, a(n) for n=1..48.

CROSSREFS

Cf. A006711, A022477, A022479.

Sequence in context: A138284 A175156 A320152 * A320151 A121711 A249681

Adjacent sequences:  A022475 A022476 A022477 * A022479 A022480 A022481

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

EXTENSIONS

More terms from Sean A. Irvine, May 15 2019

STATUS

approved

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Last modified January 28 06:29 EST 2020. Contains 331317 sequences. (Running on oeis4.)