Prime p₀= 2121397953444776689 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 4 14 10 6 14 70 26 10 26 70 14 6 10 14 4 (?)
a_n: 0 4 18 28 34 48 118 144 154 180 250 264 270 280 294 298
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 298
Found by: Dirk Broer
db: batch=80, k=16, 4 14 10 6 14 70 26 10

STPT(10)	2121396459298266119	0 2 12 14 30 32 48 50 60 62	-1494146510570
STPT(10)	2121396495146265047	0 2 60 62 72 74 84 86 144 146	-1458298511642
STPT(10)	2121396669282679337	0 2 42 44 132 134 222 224 264 266	-1284162097352
SPT(16)	2121396869722317349	0 18 28 54 60 84 88 208 354 474 478 502 508 534 544 562	-1083722459340
STPT(10)	2121396960401692997	0 2 90 92 102 104 114 116 204 206	-993043083692
STPT(10)	2121397606936892951	0 2 6 8 18 20 30 32 36 38	-346507883738
SPT(16)	2121397981753179751	0 10 40 48 58 70 96 100 108 112 138 150 160 168 198 208	28308403062
SPT(16)	2121398549892205811	0 6 42 90 120 152 170 210 308 348 366 398 428 476 512 518	596447429122
SPT(13)	2121398663786720753	0 18 24 54 78 108 144 180 210 234 264 270 288	710341944064
SPT(16)	2121399124189298483	0 6 18 48 54 110 134 204 290 360 384 440 446 476 488 494	1170744521794
SPT(16)	2121399218414635979	0 24 54 92 122 138 158 164 198 204 224 240 270 308 338 362	1264969859290