A317591 Lexicographically earliest sequence of distinct terms such that erasing the last digit of a(n+1) and adding the resulting integer to a(n) gives back a(n+1).

9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 23, 25, 27, 29, 32, 35, 38, 42, 46, 51, 56, 62, 68, 75, 83, 92, 102, 113, 125, 138, 153, 169, 187, 207, 229, 254, 282, 313, 347, 385, 427, 474, 526, 584, 648, 719, 798, 886, 984, 1093, 1214, 1348, 1497, 1663, 1847, 2052, 2279, 2532, 2813, 3125, 3472

Offset

1,1

Links

Charlie Neder, Table of n, a(n) for n = 1..1000 (first 195 terms from Jean-Marc Falcoz)

Example

a(1) = 9 added to 1 (the reshaped integer 10 without its last digit) is 10;
a(2) = 10 added to 1 (the reshaped integer 11 without its last digit) is 11;
...

Crossrefs

Sequence in context: A004498 A171892 A020723 * A107043 A182362 A023392

Adjacent sequences: A317588 A317589 A317590 * A317592 A317593 A317594

Keyword

base,nonn

Author

Eric Angelini and Jean-Marc Falcoz, Aug 01 2018

Status

approved