1,1
Replacing each n in Pascal's triangle 1 1 1 1 2 1 1 3 3 1 .... by prime(n) gives a(n): 2 2 2 2 3 2 2 5 5 2 ....
Sequence in context: A134868 A127417 A128764 this_sequence A165035 A081309 A010553
Adjacent sequences: A074586 A074587 A074588 this_sequence A074590 A074591 A074592
easy,nonn
Joseph L. Pe (joseph_l_pe(AT)hotmail.com), Sep 26 2002
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