A056605 Number of stable n-celled patterns ("still lifes") in Conway's game of Life (incorrect version).

0, 0, 0, 2, 1, 5, 4, 9, 10, 25, 46, 121, 240, 619, 1353, 3286, 7773, 19046, 45766

Offset: 1

Author

N. J. A. Sloane, Aug 28 2000

Keywords

• dead

Comments

a(18) and a(19) are incorrect. See A019473 for the correct version of this sequence. - Nathaniel Johnston, Aug 19 2018

Examples

			a(4)=2 because the block and the tub are the only 4-cell still lifes.
		

Links

• Mark D. Niemiec, Life Object Counts
• H. Koenig, Stable Objects

Crossrefs

Cf. A019473.