A137611 Lesser of a pair of distinct closest n-digit primes that add up to 10^n.

3, 47, 491, 4919, 49877, 499943, 4999913, 49999757, 499999931, 4999999937, 49999999811, 499999999769, 4999999998431, 49999999999619, 499999999999769, 4999999999998557, 49999999999998887, 499999999999999679

Offset

1,1

Links

Hans Havermann, Table of n, a(n) for n = 1..50

Crossrefs

Apart from initial term, same as A124450.

Cf. A137612, A124450.

Sequence in context: A277388 A245014 A247024 * A199106 A197203 A197801

Adjacent sequences: A137608 A137609 A137610 * A137612 A137613 A137614

Keyword

nonn,base

Author

Lekraj Beedassy, Jan 29 2008

Extensions

Edited by N. J. A. Sloane May 15 2008 at the suggestion of R. J. Mathar.

A-number in cross-reference corrected by R. J. Mathar, Jul 17 2009

Status

approved