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A162387 Triangle read by rows: the n-th Euclid number followed by the first n primes and 1. 0
2, 1, 3, 2, 1, 7, 3, 2, 1, 31, 5, 3, 2, 1, 211, 7, 5, 3, 2, 1, 2311, 11, 7, 5, 3, 2, 1, 30031, 13, 11, 7, 5, 3, 2, 1, 510511, 17, 13, 11, 7, 5, 3, 2, 1, 9699691, 19, 17, 13, 11, 7, 5, 3, 2, 1, 223092871, 23, 19, 17, 13, 11, 7, 5, 3, 2, 1, 6469693231, 29, 23, 19, 17, 13, 11, 7, 5, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..74.

EXAMPLE

The table starting with row n=0 is

2,1;

3,2,1;

7,3,2,1;

31,5,3,2,1;

211,7,5,3,2,1;

2311,11,7,5,3,2,1;

30031,13,11,7,5,3,2,1;

510511, 17,13,11,7,5,3,2,1;

9699691,19,17,13,11,7,5,3,2,1;

223092871,23,19, 17,13,11,7,5,3,2,1;

6469693231,29,23,19,17,13,11,7,5,3,2,1;

200560490131, 31,29,23,19,17,13,11,7,5,3,2,1;

7420738134811,37,31,29,23,19,17,13,11,7,5,3,2,1;

CROSSREFS

Cf. A006862.

Sequence in context: A132089 A321155 A185624 * A107880 A102228 A141675

Adjacent sequences:  A162384 A162385 A162386 * A162388 A162389 A162390

KEYWORD

nonn,tabf,less

AUTHOR

Juri-Stepan Gerasimov, Jul 02 2009

EXTENSIONS

6th Euclid number corrected by R. J. Mathar, May 21 2010.

STATUS

approved

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Last modified January 23 22:36 EST 2020. Contains 331177 sequences. (Running on oeis4.)