A248374 The integer partition a(n) (compare A194602) has only the non-one addends n+1 and 2.

3, 5, 8, 12, 18, 25, 36, 49, 67, 90, 121, 158, 209, 271, 351, 450, 577, 731, 928, 1166, 1464, 1827, 2277, 2818, 3487, 4291, 5272, 6450, 7880

Offset: 1

Author

Tilman Piesk, Nov 10 2014

Keywords

• nonn

Comments

This sequence looks similar to A039899 = ..., 3, 5, 8, 12, 18, 25, 36, 49, 68, 91, ... . The differences of the corresponding values after 49 are 1, 1, 2, 4, 5, 7, 11, 14, 19, 26, 33, 43, 57, 70, 89, 113, 140, 172, 215, 261, 320, ... .

Examples

			a(7) = 36. The integer partition 36 is 8+2, as seen in the linked table (and PHP array).
		

Links

• Tilman Piesk, Table for A194602 (and the corresponding PHP array)

Crossrefs

Cf. A194602, A039899.