Prime p₀= 2250141132624577081 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 40 48 50 10 20 4 6 30 12 20 12 30 6 4 20 10 50 48 40 (?)
a_n: 0 40 88 138 148 168 172 178 208 220 240 252 282 288 292 312 322 372 420 460
All 20 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 460
derived by truncating larger tuple
Found by: JayPi
db: batch=81, k=20, 40 48 50 10 20 4 6 30 12 20

STPT(10)	2250140427983682107	0 2 30 32 42 44 54 56 84 86	-704640894974
STPT(10)	2250140440205543441	0 2 6 8 48 50 90 92 96 98	-692419033640
STPT(10)	2250140476421450927	0 2 30 32 42 44 54 56 84 86	-656203126154
SPT(16)	2250140737480642411	0 6 12 42 58 70 82 108 160 186 198 210 226 256 262 268	-395143934670
STPT(10)	2250140979882102917	0 2 30 32 42 44 54 56 84 86	-152742474164
SPT(22)	2250141132624577063	0 18 58 106 156 166 186 190 196 226 238 258 270 300 306 310 330 340 390 438 478 496	-18
TPT(14)	2250141749604731117	0 2 90 92 120 122 210 212 252 254 300 302 330 332	616980154036
STPT(10)	2250141925761942629	0 2 18 20 30 32 42 44 60 62	793137365548
SPT(16)	2250141944580109519	0 10 70 78 88 90 114 118 144 148 172 174 184 192 252 262	811955532438
SPT(16)	2250142209795005381	0 18 30 108 116 122 146 186 272 312 336 342 350 428 440 458	1077170428300
STPT(10)	2250142213782041441	0 2 36 38 78 80 120 122 156 158	1081157464360
STPT(10)	2250142458014059559	0 2 18 20 30 32 42 44 60 62	1325389482478