A087927 Number of ways of arranging the numbers 1 ... 6n into a 6 X n array so there is exactly one local maximum.
32, 1947648, 1683453629440, 5338455334819710720, 48653237600359922073441120, 1080582891996915763252912268789760
Offset: 1
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.