A321996 - OEIS

A321996

Numbers that cannot be written using six 6's and operations +, -, * and/or /. Complement of A171829.

22, 26, 46, 50, 51, 52, 53, 55, 56, 57, 58, 59, 61, 62, 63, 64, 68, 76, 80, 81, 82, 83, 85, 86, 87, 88, 89, 91, 92, 93, 94, 95, 97, 98, 99, 100, 101, 103, 104, 105, 106, 110, 111, 112, 113, 115, 116, 117, 118, 119, 121, 122, 123, 124, 125, 127, 128, 129, 130, 131, 133, 134

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OFFSET

1,1

COMMENTS

A171829 contains all but 3 nonnegative integers below 50, which motivates to list the complement, even though A171829 is finite and its complement, this sequence, contains all integers above 9072 except for 15552 and 46656. (These are the last three terms of A171829.)

LINKS

Table of n, a(n) for n=1..62.

CROSSREFS

Cf. A171829 (complement), A171826, A171827, A171828, A258068, A258069, A258070, A258071 (analog for 3, ..., 10).

Cf. A182002, A258097.

Sequence in context: A101549 A277624 A243140 * A306481 A211320 A215601

Adjacent sequences: A321993 A321994 A321995 * A321997 A321998 A321999

KEYWORD

nonn

AUTHOR

M. F. Hasler, Nov 23 2018

STATUS

approved