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A008336 sorted and duplicates removed.
3

%I #13 Apr 14 2024 13:17:50

%S 1,2,6,20,24,120,140,858,924,1008,1120,10080,11088,12012,12870,176358,

%T 184756,194480,205920,3500640,3695120,3879876,4056234,87253605,

%U 90262350,93605400,97349616,2433740400,2527345800,2617608150,2704861755,57176602275,79526843550,81676217700,84009823920,86555576160,2630123704650,2687300306925,2856334013280

%N A008336 sorted and duplicates removed.

%C In fact 1 is the only repeated term in A008336 (see that entry for proof).

%H Michael De Vlieger, <a href="/A370968/b370968.txt">Table of n, a(n) for n = 1..2753</a>

%H Michael De Vlieger, <a href="/A370968/a370968.png">Plot p(i)^m(i) | a(n) at (x,y) = (n,i)</a>, n = 1..1024, 4X vertical exaggeration, with a color function where m(i) = 1 is black, m(i) = 2 is red, ... largest m(i) for n <= 1024 is in magenta.

%e From _Michael De Vlieger_, Apr 11 2024: (Start)

%e Table of first terms showing exponents of prime factors p | a(n), with "." signifying p^0.

%e primes

%e 1111

%e n a(n) 23571379

%e -----------------------

%e 1 1 .

%e 2 2 1

%e 3 6 11

%e 4 20 2.1

%e 5 24 31

%e 6 120 311

%e 7 140 2.11

%e 8 858 11..11

%e 9 924 21.11

%e 10 1008 42.1

%e 11 1120 5.11

%e 12 10080 5211

%e 13 11088 42.11

%e 14 12012 21.111

%e 15 12870 121.11

%e 16 176358 11.1.111

%e 17 184756 2...1111

%e 18 194480 4.1.111

%e 19 205920 521.11

%e 20 3500640 521.111 (End)

%Y Cf. A008336, A337486.

%K nonn

%O 1,2

%A _N. J. A. Sloane_, Apr 11 2024