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Atomic numbers of the periodic table of the elements, read downwards along 72 columns, up to the 11th period.
4

%I #6 Apr 16 2014 00:27:55

%S 1,3,11,19,37,55,87,119,169,219,291,4,12,20,38,56,88,120,170,220,292,

%T 21,39,57,89,121,171,221,293,58,90,122,172,222,294,123,173,223,295,

%U 224,296,225,297,226,298,227,299,228,300,229,301,230,302,231,303,232,304,233

%N Atomic numbers of the periodic table of the elements, read downwards along 72 columns, up to the 11th period.

%C This finite sequence has 362 members. Atomic numbers > 362 are not members.

%e ========================================================================

%e ............................ STRUCTURE OF .............................

%e ................. THE PERIODIC TABLE OF THE ELEMENTS ..................

%e ............................ (72 columns) .............................

%e ========================================================================

%e X......................................................................X

%e XX................................................................XXXXXX

%e XX................................................................XXXXXX

%e XXX......................................................XXXXXXXXXXXXXXX

%e XXX......................................................XXXXXXXXXXXXXXX

%e XXXX........................................XXXXXXXXXXXXXXXXXXXXXXXXXXXX

%e XXXX........................................XXXXXXXXXXXXXXXXXXXXXXXXXXXX

%e XXXXX......................XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

%e XXXXX......................XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

%e XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

%e XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

%e ========================================================================

%Y Cf. A099955, A134984, A138723, A138724, A138725.

%K fini,nonn

%O 1,2

%A _Omar E. Pol_, Apr 09 2008