# The terms for a(29) to a(61) have been found by Andrew Parkinson. Terms with # asterisks have potentially lower values (given in brackets) that fulfill the # criteria but no matching practical configuration has been found or proven not # to exist. Terms a(29)-a(44) were obtained via integer linear programming by # Rob Pratt. Terms that were verified by Pratt are marked with (RP). 1 1 2 3 3 4 4 6 5 8 6 11 7 14 8 16 9 20 10 24 11 28 12 32 13 36 14 42 15 48 16 54 17 60 18 66 19 72 20 80 21 88 22 96 23 104 24 112 25 120 26 130 27 140 28 150 29 158 (RP) 30 168 31 180 32 192 33 204 (RP) 34 215 (RP) 35 226 (RP) 36 238 37 252 38 264 39 277 (RP) 40 289 41 306 42 320 43 336 44 351 45 366* (365) 46 379 47 396 48 414 49 432 50 448 51 462 52 482* (480) 53 500 54 520 55 540 56 558* (557) 57 576* (575) 58 594 59 616 60 638 61 660