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Sum of ordered factorizations over hook-type prime signatures. (Row sums of A098348).
1

%I #8 Mar 28 2020 05:19:03

%S 1,5,25,147,1045,8883,88389,1008723,12984933,186065011,2936648325,

%T 50611122451,945623586725,19037956164787,410846314815941,

%U 9460698944482643,231538646070940901,6001404380246870771,164229726267373422853,4731532138668375166355,143154470312498479646245,4538018949359464639487283,150411282096757092041331781

%N Sum of ordered factorizations over hook-type prime signatures. (Row sums of A098348).

%C The general case for all prime signatures is described by A095705 with row sums A035341.

%e The array begins

%e 1

%e 2 3

%e 4 8 13

%e 8 20 44 75

%e 16 48 132 308 541

%e ...

%e therefore sequence begins 1 5 25 147 1045 ...

%Y Cf. A035341, A095705, A098348.

%K easy,nonn

%O 1,2

%A _Alford Arnold_, Sep 03 2004

%E More terms from _David Wasserman_, Feb 20 2008