A067376 Smallest integer expressible as the sum of (at least two) consecutive primes in n ways.

5, 36, 240, 311, 16277, 130638, 218918, 9186778, 274452156, 4611108324, 12941709050

Offset: 1

Author

Patrick De Geest, Feb 04 2002

Keywords

• nonn
• hard
• more

Comments

a(10)-a(11) found by Wilfred Whiteside in 2007 (see Rivera link). - Michael S. Branicky, Jul 27 2022

Examples

			In n=7 ways: 218918 = (#12,18199) (#16,13619) (#22,9851) (#28,7691) (#38,5623) (#46,4561) (#62,3301).
		

Links

• Patrick De Geest, WONplate 122
• Carlos Rivera, Puzzle 46. Primes expressible as sum of consecutive primes in K ways, The Prime Puzzles and Problems Connection.

Crossrefs

Cf. A050936, A067372-A067381, A054859.

Extensions

Offset corrected and a(8)-a(9) from Donovan Johnson, Mar 14 2010

a(10) confirmed and a(10)-a(11) entered by Michael S. Branicky, Jul 27 2022