3,1
Hugo Schiff, Zur Statistik chemischer Verbindungen, Berichte der Deutschen Chemischen Gesellschaft, Vol. 8, pp. 1542-1547, 1875.
Sequence in context: A018262 A018356 A026383 this_sequence A115725 A079572 A053391
Adjacent sequences: A002091 A002092 A002093 this_sequence A002095 A002096 A002097
nonn
njas
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