A082750 Triangle read by rows, in which the n-th row contains n smallest numbers not occurring earlier such that the concatenation of terms of a row yields a prime.

2, 1, 3, 4, 5, 7, 6, 8, 9, 17, 10, 11, 12, 13, 43, 14, 15, 16, 18, 19, 21, 20, 22, 23, 24, 25, 26, 39, 27, 28, 29, 30, 31, 32, 33, 47, 34, 35, 36, 37, 38, 40, 41, 42, 59, 44, 45, 46, 48, 49, 50, 51, 52, 53, 71, 54, 55, 56, 57, 58, 60, 61, 62, 63, 64, 99, 65, 66, 67, 68, 69, 70

Offset

1,1

Links

Table of n, a(n) for n=1..72.

Example

2
1 3
4 5 7
6 8 9 17
10 11 12 13 43
...

Crossrefs

Cf. A082751.

Sequence in context: A239469 A282840 A370655 * A048212 A282864 A277518

Adjacent sequences: A082747 A082748 A082749 * A082751 A082752 A082753

Keyword

base,nonn,tabl

Author

Amarnath Murthy, Apr 17 2003

Extensions

More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 23 2003

Status

approved