A308104 Distinct values taken by the DENEAT operator (A073053) in increasing order.

11, 22, 33, 44, 55, 66, 77, 88, 99, 101, 112, 123, 134, 145, 156, 167, 178, 189, 202, 213, 224, 235, 246, 257, 268, 279, 303, 314, 325, 336, 347, 358, 369, 404, 415, 426, 437, 448, 459, 505, 516, 527, 538, 549, 606, 617, 628, 639, 707, 718, 729, 808, 819, 909, 1010

Offset

1,1

Comments

This sequence corresponds to numbers of the form e.o.(e+o) with e, o >= 0 and e+o > 0 (where "." denotes concatenation in decimal).

This sequence first differs from A108203 for n = 55: a(55) = 1010 whereas A108203(55) = 1001.

Links

Table of n, a(n) for n=1..55.

Rémy Sigrist, Scatterplot of the first difference of the first 188281 terms (the terms < 100000000)

Rémy Sigrist, PARI program for A308104

Prog

(PARI) See Links section.

Crossrefs

See A308106 for the values in order of appearance.

Cf. A073053, A108203.

Sequence in context: A193772 A178359 A108203 * A108773 A282151 A333614

Adjacent sequences: A308101 A308102 A308103 * A308105 A308106 A308107

Keyword

nonn,base

Author

Rémy Sigrist, May 13 2019

Status

approved