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Triangle read by rows; n-th row begins with n and contains n primes greater than n and not already used.
1

%I #10 Apr 03 2023 10:36:11

%S 0,1,2,2,3,5,3,7,11,13,4,17,19,23,29,5,31,37,41,43,47,6,53,59,61,67,

%T 71,73,7,79,83,89,97,101,103,107,8,109,113,127,131,137,139,149,151,9,

%U 157,163,167,173,179,181,191,193,197,10,199,211,223,227,229,233,239,241,251

%N Triangle read by rows; n-th row begins with n and contains n primes greater than n and not already used.

%C This is just the prime number sequence with the integer sequence inserted at triangular number positions. - _R. J. Mathar_, Aug 29 2007

%H Chris Caldwell, <a href="https://t5k.org/lists/small/1000.txt">The First 1000 primes</a>.

%e 0

%e 1 2

%e 2 3 5

%e 3 7 11 13

%e 4 17 19 23 29

%e 5 31 37 41 43 47

%Y Cf. A113031.

%K nonn,tabl,easy

%O 0,3

%A _Parthasarathy Nambi_, Jan 05 2006

%E More terms from _R. J. Mathar_, Aug 29 2007