A092017 Numbers that can be expressed as the difference of the squares of primes in exactly twenty-one distinct ways.

2282280, 5165160, 5645640, 5969040, 6754440, 7197960, 8048040, 8075760, 8426880, 8725080, 9267720, 10767120, 11466840, 12235080, 12252240, 12480720, 13508880, 13581960, 13869240, 13901160, 13980120, 14316120, 14665560

Offset

1,1

Links

Table of n, a(n) for n=1..23.

Crossrefs

Cf. A090781, A090782, A090788, A092000-A092020.

Sequence in context: A176382 A347937 A339937 * A238079 A209958 A324637

Adjacent sequences: A092014 A092015 A092016 * A092018 A092019 A092020

Keyword

nonn

Author

Ray Chandler, Feb 22 2004

Extensions

a(12)-a(23) from Donovan Johnson, Nov 26 2008

Status

approved