A069358 Primes of the form 2^i*3^j + (i+j) with i, j >= 0.

3, 11, 37, 53, 113, 167, 199, 439, 521, 3083, 6569, 12301, 23339, 32783, 139981, 663569, 708601, 3981331, 7558289, 20155411, 38263769, 45349651, 75497497, 483729431, 1934917657, 2717909021, 6115295261, 12397455671, 14693280793

Offset: 1

Author

Reinhard Zumkeller, Mar 18 2002

Keywords

• nonn

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..300 [Corrected by Sean A. Irvine]

Crossrefs

Cf. A069357, A005109, A069356, A069348.

Programs

Mathematica

Take[ Select[ Union[ Flatten[ Table[2^i*3^j + (i + j), {i, 0, 25}, {j, 0, 18}]]], PrimeQ[ # ] &], 30]

Extensions

Edited and extended by Robert G. Wilson v, May 09 2003