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A219638 Complement of A219640. Natural numbers that do not occur in A219641. 4
3, 6, 10, 11, 15, 18, 19, 23, 26, 30, 31, 32, 36, 39, 43, 44, 48, 51, 52, 53, 57, 60, 64, 65, 69, 72, 73, 77, 80, 84, 85, 86, 87, 91, 94, 98, 99, 103, 106, 107, 111, 114, 118, 119, 120, 124, 127, 131, 132, 136, 139, 140, 141, 142, 146, 149, 153, 154, 158, 161 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

These are positive integers i for which there does not exist any k such that A007895(i+k)=k.

LINKS

A. Karttunen, Table of n, a(n) for n = 1..10000

PROG

(Scheme with Antti Karttunen's Intseq-library):

(define A219638 (COMPLEMENT 1 A219640))

CROSSREFS

A219640, A219641, A219648. Analogous sequence for binary system: A055938, for factorial number system: A219658.

Sequence in context: A123053 A221129 A138289 * A105359 A105355 A183545

Adjacent sequences:  A219635 A219636 A219637 * A219639 A219640 A219641

KEYWORD

nonn

AUTHOR

Antti Karttunen, Nov 24 2012

STATUS

approved

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Last modified April 21 20:41 EDT 2019. Contains 322328 sequences. (Running on oeis4.)