| Pattern 1: d = 0, 2 | ||
| n | Value Pattern 1 Reference: OEIS |
Who |
| 1 | 2 | |
| 2 | 8 | |
| 3 | 35 | |
| 4 | 205 | |
| 5 | 1 224 | James Whitbread Lee Glaisher (1878) |
| 6 | 8 169 | |
| 7 | 58 980 | |
| 8 | 440 312 | |
| 9 | 3 424 506 | Jan Bohman (1973 corrected 1974) |
| 10 | 27 412 679 | Richard P. Brent (1975) |
| 11 | 224 376 048 | Richard P. Brent (1976) |
| 12 | 1 870 585 220 | |
| 13 | 15 834 664 872 | |
| 14 | 135 780 321 665 | Thomas R. Nicely (1995) Jörg Richstein (independently 1996) |
| 15 | 1 177 209 242 304 | Thomas R. Nicely (2001) Confirmed by Pascal Sebah (2002) |
| 16 | 10 304 195 697 298 | Pascal Sebah (Aug 2002) |
| 17 | 90 948 839 353 159 | Tomás Oliveira e Silva (2005) |
| 18 | 808 675 888 577 436 | Tomás Oliveira e Silva (2008) |