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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. 1
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 (list; table; graph; refs; listen; history; text; internal format)
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: A109919 A239469 A282840 * 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

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Last modified May 24 20:53 EDT 2019. Contains 323534 sequences. (Running on oeis4.)