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Permutation of primes generated by triangle shown below.
1

%I #4 Aug 19 2022 15:24:24

%S 2,3,5,7,11,17,13,19,31,23,37,53,29,41,59,79,43,61,83,109,47,67,89,

%T 113,157,71,97,127,163,199,73,101,131,167,211,263,103,137,173,223,269,

%U 331,107,139,179,227,271,337,401,149,181,229,277,347,409,479,151,191,233

%N Permutation of primes generated by triangle shown below.

%C 2

%C 3 5

%C 7 11 13

%C 17 19 23 29

%C 31 37 41 43 47

%C 53 59 61 67 71 73

%C a(n) = A000040(A091995(n)).

%Y Cf. A000040, A091995.

%K easy,nonn

%O 1,1

%A _Giovanni Teofilatto_, Apr 02 2004

%E Corrected and extended by Pab Ter (pabrlos(AT)yahoo.com), May 25 2004