%I A066948
%S A066948 0,1,1,1,5,1,6,2,1,13,5,1,18,7,2,1,36,11,3,1,48,20,5,2,79,28,9,3,109,
%T A066948 42,13,5,1,170,64,19,7,1,230,90,28,11,2,1,337,127,40,17,3,1,453,181,58,
%U A066948 24,5,2,648,247,80,34,7,3,859,338,111,48,11,5,1,1185,465,151,66,15,7,1
%N A066948 Triangle of prime signature of A007870(n), read by rows.
%C A066948 Lengths of rows are 1 2 2 3 3 4 4 4 4 5 5 6 6 .... (A000720).
%e A066948 0.1.1.5.6.13.18.36.48.79...etc
%e A066948 ....1.1.2..5..7.11.20.28...etc
%e A066948 ........1..1..2..3..5..9...etc
%e A066948 ..............1..1..2..3...etc
%Y A066948 Sequence in context: A066805 A028284 A096462 this_sequence A064265 A088401 
               A077491
%Y A066948 Adjacent sequences: A066945 A066946 A066947 this_sequence A066949 A066950 
               A066951
%K A066948 easy,nonn,tabf
%O A066948 1,5
%A A066948 Naohiro Nomoto (n_nomoto(AT)yabumi.com), Jan 25 2002
%E A066948 Extended by David Wasserman (wasserma(AT)spawar.navy.mil), Dec 04 2002