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Positions of Zuckerman numbers within A342978, the ordered list of zeroless numbers according to k/A007954(k).
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%I #18 Apr 07 2021 17:39:23

%S 1,2,3,4,5,6,7,8,9,154,1629,1630,9014,33504,98062,243287,531870,

%T 531871,1063844,1063845,1063846,3484080,5810556,5810557,9305178,

%U 9305179,9305180,14376561,45251346,63197812,63197813,63197814,87055977,87055978,157169049,206168352,206168353

%N Positions of Zuckerman numbers within A342978, the ordered list of zeroless numbers according to k/A007954(k).

%H David A. Corneth, <a href="/A343036/b343036.txt">Table of n, a(n) for n = 1..45</a>

%H David A. Corneth, <a href="/A343036/a343036.gp.txt">PARI program</a>

%e The first 9 terms of A342978 are the first 9 Zuckerman numbers, so sequence begins with 1, 2, 3, 4, 5, 6, 7, 8, 9.

%e The next Zuckerman number in A342978 is 36 at position 154, so a(10) = 154.

%o (PARI) See PARI link \\ _David A. Corneth_, Apr 07 2021

%Y Cf. A007602 (Zuckerman numbers), A007954 (product of decimal digits), A052382 (zeroless numbers), A342978.

%K nonn,base

%O 1,2

%A _Michel Marcus_, Apr 03 2021

%E a(14)-a(22) from _David A. Corneth_, Apr 03 2021

%E a(23)-a(28) from _Michel Marcus_, Apr 03 2021

%E a(29)-a(37) from _Michel Marcus_, Apr 07 2021