%I #14 Mar 03 2020 22:15:30
%S 9,15,105,825,1485,1875,3465,22275,299475,14467005,18907875,79413075,
%T 570773535255,943523599095,6685966546875,601788708761625,
%U 437753839308976575,1268708781564712125,295046164318084716796875
%N PDan numbers: numbers n of the form 3^A * 5^B * 7^C * 11^D with n+-2 and n+-4 prime.
%H Sean A. Irvine, <a href="/A029712/b029712.txt">Table of n, a(n) for n = 1..31</a>
%H Sean A. Irvine, <a href="https://github.com/archmageirvine/joeis/blob/master/src/irvine/oeis/a029/A029712.java">Java program</a> (github)
%Y Cf. A000040.
%K nonn
%O 1,1
%A Richard C. Schroeppel
%E Offset corrected by _Sean A. Irvine_, Mar 02 2020
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