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A291073 Take n-th string over {1,2} in lexicographic order and apply the Watanabe tag system (00, 1110} described in A291068 (but adapted to the alphabet {1,2}) just once. 4
-1, 21, 1, 1, 221, 221, 11, 11, 11, 11, 2221, 2221, 2221, 2221, 111, 211, 111, 211, 111, 211, 111, 211, 12221, 22221, 12221, 22221, 12221, 22221, 12221, 22221, 1111, 1211, 2111, 2211, 1111, 1211, 2111, 2211, 1111, 1211, 2111, 2211, 1111, 1211, 2111 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..45.

MAPLE

See A291072.

CROSSREFS

Cf. A007931, A284116, A291067, A291068, A291069.

Cf. also A289673, A291072, A291074.

Sequence in context: A040441 A190581 A350999 * A172301 A022184 A176643

Adjacent sequences:  A291070 A291071 A291072 * A291074 A291075 A291076

KEYWORD

sign

AUTHOR

N. J. A. Sloane, Aug 18 2017

STATUS

approved

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Last modified August 10 03:38 EDT 2022. Contains 356029 sequences. (Running on oeis4.)