A091331 Natural numbers written out with their digits grouped in triples (leading zeros omitted).

123, 456, 789, 101, 112, 131, 415, 161, 718, 192, 21, 222, 324, 252, 627, 282, 930, 313, 233, 343, 536, 373, 839, 404, 142, 434, 445, 464, 748, 495, 51, 525, 354, 555, 657, 585, 960, 616, 263, 646, 566, 676, 869, 707, 172, 737, 475, 767, 778, 798, 81, 828, 384

Offset

1,1

Links

Rémy Sigrist, Table of n, a(n) for n = 1..10000

Mathematica

FromDigits/@Partition[Flatten[IntegerDigits/@Range[90]], 3] (* Harvey P. Dale, Jun 25 2013 *)

Prog

(PARI) {c=0; d=[]; for(n=1, 99, while(#d<3, d=concat(d, digits(c++))); print1(d[1]*100+d[2]*10+d[3]", "); d=vecextract(d, "^..3"))} \\ M. F. Hasler, Oct 23 2014

Crossrefs

Cf. A059805, A091332.

Sequence in context: A269751 A235133 A179612 * A248556 A031689 A181679

Adjacent sequences: A091328 A091329 A091330 * A091332 A091333 A091334

Keyword

base,easy,nonn

Author

J. Taylor (integersfan(AT)yahoo.com), Mar 01 2004

Status

approved