A224754 a(2)=3; thereafter a(n) = smallest number m such that a(n-1)+m = (a(n-1) followed by the leading digit of m).

3, 29, 263, 2369, 21323, 191908, 1727173, 15544558, 139901023, 1259109208, 11331982873, 101987845858, 917890612731, 8261015514587, 74349139631290, 669142256681616, 6022280310134550, 54200522791210955, 487804705120898599, 4390242346088087395

Offset

1,1

Comments

The sequence is infinite: a(n) always exists.

For computer programs and examples see A224752.

References

Eric Angelini, Postings to the Sequence Fans Mailing List, Apr 13 2013

Links

Table of n, a(n) for n=1..20.

Eric Angelini, Magic Sums

E. Angelini, Magic Sums [Cached copy, with permission]

Crossrefs

Cf. A224752-A224761.

Sequence in context: A037791 A037672 A037798 * A162928 A124263 A180828

Adjacent sequences: A224751 A224752 A224753 * A224755 A224756 A224757

Keyword

nonn,base

Author

N. J. A. Sloane, Apr 21 2013

Status

approved