A083782 n-th row of the following triangle contains n distinct natural numbers such that every sum of n-1 of them +1 is a prime, n>1, with a(1) = 1 by convention. Sequence contains the triangle by rows.

1, 1, 2, 1, 3, 9, 2, 4, 10, 16

Offset

1,3

Links

Table of n, a(n) for n=1..10.

Example

1
1 2
1 3 9
2 4 10 16
...

Crossrefs

Cf. A083783, A083784.

Sequence in context: A208744 A122454 A189650 * A076240 A099644 A369446

Adjacent sequences: A083779 A083780 A083781 * A083783 A083784 A083785

Keyword

more,nonn,tabl

Author

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 07 2003

Extensions

a(9) corrected by Jason Yuen, May 13 2024

Status

approved