A101430 a(1)=1 and a(n+1) = n + (n-th digit of the sequence).

1, 2, 4, 7, 11, 6, 7, 13, 15, 10, 13, 12, 17, 14, 14, 16, 19, 18, 20, 20, 27, 22, 26, 24, 28, 26, 32, 28, 37, 30, 38, 33, 32, 35, 34, 37, 43, 39, 40, 41, 46, 43, 46, 45, 52, 47, 52, 50, 50, 51, 58, 54, 59, 56, 54, 58, 64, 60, 61

Offset

1,2

Links

Table of n, a(n) for n=1..59.

Example

The 9th integer of the sequence is 15; 15 is the sum of 8 and 7, this 7 being the 8th digit of the sequence.
The 22nd integer of the sequence is 22; 22 is the sum of 21 and 1, this 1 being the 21st digit of the sequence.

Crossrefs

Sequence in context: A337490 A333716 A091263 * A328418 A249594 A127575

Adjacent sequences: A101427 A101428 A101429 * A101431 A101432 A101433

Keyword

base,easy,nonn

Author

Eric Angelini, Jan 17 2005

Status

approved