A061477 First (leftmost) digit - second digit + third digit - fourth digit .... = 8.

8, 80, 91, 107, 118, 129, 206, 217, 228, 239, 305, 316, 327, 338, 349, 404, 415, 426, 437, 448, 459, 503, 514, 525, 536, 547, 558, 569, 602, 613, 624, 635, 646, 657, 668, 679, 701, 712, 723, 734, 745, 756, 767, 778, 789, 800, 811, 822, 833, 844, 855, 866

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

Select[Range[1000], Total[Times@@@Partition[Riffle[IntegerDigits[#], {1, -1}, {2, -1, 2}], 2]]==8&] (* Harvey P. Dale, Oct 11 2012 *)

Crossrefs

Cf. A008593, A060978-A060980, A060982, A061470-A061479, A061870-A061882.

Sequence in context: A216997 A062900 A204095 * A069543 A144410 A188149

Adjacent sequences: A061474 A061475 A061476 * A061478 A061479 A061480

Keyword

nonn,base,easy

Author

Amarnath Murthy, May 05 2001

Extensions

More terms from Robert G. Wilson v, May 10 2001 and from Larry Reeves (larryr(AT)acm.org), May 15 2001

Status

approved