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A309063 Numbers k such that, when computing A247476(k), all previous terms have been paired. 3
1, 27, 33, 39, 115, 129, 141, 147, 153, 159, 165, 171, 177, 183, 189, 195, 201, 207, 213, 219, 225, 231, 237, 243, 249, 255, 261, 267, 979, 1017, 1297, 1303, 1309, 1315, 1321, 1327, 1333, 1339, 1345, 1351, 1357, 1363, 1369, 1375, 1381, 1387, 1393, 1399, 1405 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Apparently, the first difference of this sequence is unbounded.

LINKS

Table of n, a(n) for n=1..49.

Rémy Sigrist, Illustration of first terms

Rémy Sigrist, C program for A309063

EXAMPLE

See illustration of first terms in Links section.

PROG

(C) See Links section.

CROSSREFS

Cf. A247476.

Sequence in context: A025322 A151742 A304243 * A088499 A058902 A141550

Adjacent sequences:  A309060 A309061 A309062 * A309064 A309065 A309066

KEYWORD

nonn,base

AUTHOR

Rémy Sigrist, Jul 10 2019

STATUS

approved

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Last modified September 21 19:57 EDT 2020. Contains 337273 sequences. (Running on oeis4.)