A263840 Erroneous version of A004027.

1, 2, 13, 73, 710, 6079, 85311

Offset

0,2

Links

Table of n, a(n) for n=0..6.

W. Plesken and T. Schulz, Counting crystallographic groups in low dimensions, Experimental Mathematics, 9 (No. 3, 2000), 407-411.

Crossrefs

Sequence in context: A242991 A240549 A004027 * A307288 A154357 A161130

Adjacent sequences: A263837 A263838 A263839 * A263841 A263842 A263843

Keyword

dead

Status

approved