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 A094623 Sequence whose n-th term digits sum to n. 3
 0, 1, 11, 21, 121, 221, 1221, 2221, 12221, 22221, 122221, 222221, 1222221, 2222221, 12222221, 22222221, 122222221, 222222221, 1222222221, 2222222221, 12222222221, 22222222221, 122222222221, 222222222221, 1222222222221 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS n-th term digits are reversals of A094624(n). LINKS FORMULA G.f. : x(1+10x)/((1-x)(1-10x^2)); a(n)=10^(n/2)/2(11/9+2sqrt(10)/9-(2sqrt(10)/9-11/9)(-1)^n)-11/9. CROSSREFS Cf. A094625, A094626. Sequence in context: A126299 A166707 A116525 * A034922 A015446 A083177 Adjacent sequences:  A094620 A094621 A094622 * A094624 A094625 A094626 KEYWORD easy,nonn,base AUTHOR Paul Barry, May 15 2004 STATUS approved

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