A048409 Numbers whose consecutive digits differ by 7.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 18, 29, 70, 81, 92, 181, 292, 707, 818, 929, 1818, 2929, 7070, 8181, 9292, 18181, 29292, 70707, 81818, 92929, 181818, 292929, 707070, 818181, 929292, 1818181, 2929292, 7070707, 8181818, 9292929, 18181818, 29292929

Offset

0,3

Links

Table of n, a(n) for n=0..41.

Crossrefs

Cf. A033075, A033088, A033081, A048407-A048410.

Sequence in context: A108690 A032944 A273736 * A066565 A095966 A180084

Adjacent sequences: A048406 A048407 A048408 * A048410 A048411 A048412

Keyword

nonn,base

Author

Patrick De Geest, Apr 15 1999

Status

approved