10 Feb
2003
10 Feb
'03
4:36 p.m.
By the way, I get a period of about 10.1968 with Ulam(1,3). But the density waveform is bimodal: 0 40 96 105 112 95 48 0 0 0 0 0 0 29 89 104 111 102 65 4 Dan