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A213635 m*[n/m], where m is the least nondivisor of n (as in A007978) and [ ] = floor. 2
0, 0, 2, 3, 4, 4, 6, 6, 8, 9, 10, 10, 12, 12, 14, 15, 16, 16, 18, 18, 20, 21, 22, 20, 24, 24, 26, 27, 28, 28, 30, 30, 32, 33, 34, 35, 36, 36, 38, 39, 40, 40, 42, 42, 44, 45, 46, 45, 48, 48, 50, 51, 52, 52, 54, 54, 56, 57, 58, 56, 60, 60, 62, 63, 64, 64, 66, 66, 68 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..69.

MATHEMATICA

(See A213633.)

CROSSREFS

Cf. A213633.

Sequence in context: A124815 A081328 A179276 * A218443 A326035 A205787

Adjacent sequences:  A213632 A213633 A213634 * A213636 A213637 A213638

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jun 16 2012

STATUS

approved

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Last modified May 30 14:43 EDT 2020. Contains 334725 sequences. (Running on oeis4.)