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Row length of the irregular triangle A246646 (sieved modified Collatz table).
1

%I #8 Oct 03 2014 05:23:15

%S 2,5,2,8,3,2,7,2,2,5,3,2,3,60,2,2,3,2,2,3,9,2,6,3,2,5,2,2,6,3,2,9,2,2,

%T 3,2,2,3,6,2,7,2,2,2,6,2,2,3,2,3,5,2,2,3,2,2,3,2,2,5,3,2,2,9,2,2,16,3,

%U 2,3,8,2,2,3,2,2,3,5,2,6,3,2,8,2,2,5,3,2,3,6,2,3,2,2,3,6,2,8,3,2

%N Row length of the irregular triangle A246646 (sieved modified Collatz table).

%e Row n = 1 of A246646(n,m) is 2, 1 with length 2.

%e Row n = 14 for the starting number k = A246647(14) = 27 of the (modified) Collatz iteration has 60 entries in the sieved table A246646.

%Y Cf. A246646, A246647.

%K nonn,easy

%O 1,1

%A _Wolfdieter Lang_, Oct 02 2014