Prime p₀= 1183953261644781997 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 6 30 28 6 60 24 48 2 18 22 18 2 48 24 60 6 28 30 6 (?)
a_n: 0 6 36 64 70 130 154 202 204 222 244 262 264 312 336 396 402 430 460 466
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: 466
derived by truncating larger tuple
Found by: marmot
db: batch=77, k=20, 6 30 28 6 60 24 48 2 18 22

STPT(10)	1183952651872519577	0 2 42 44 72 74 102 104 144 146	-609772262420
STPT(10)	1183952746230660611	0 2 6 8 18 20 30 32 36 38	-515414121386
TPT(14)	1183952966230590431	0 2 30 32 36 38 78 80 96 98 126 128 210 212	-295414191566
SPT(16)	1183953165929099669	0 32 38 42 68 104 108 120 122 134 138 174 200 204 210 242	-95715682328
SPT(16)	1183953191397691873	0 30 96 100 114 120 166 168 196 198 244 250 264 268 334 364	-70247090124
SPT(22)	1183953261644781983	0 14 20 50 78 84 144 168 216 218 236 258 276 278 326 350 410 416 444 474 480 494	-14
STPT(10)	1183953665939086967	0 2 12 14 42 44 72 74 84 86	404294304970
SPT(16)	1183953864697553869	0 34 58 78 118 132 150 178 264 292 310 324 364 384 408 442	603052771872
SPT(16)	1183954629133338781	0 6 10 36 88 102 112 138 160 186 196 210 262 288 292 298	1367488556784
STPT(12)	1183954663757705627	0 2 12 14 60 62 84 86 132 134 144 146	1402112923630
SPT(16)	1183954797601944673	0 4 6 48 60 78 84 88 156 160 166 184 196 238 240 244	1535957162676
STPT(10)	1183955026738293767	0 2 24 26 42 44 60 62 84 86	1765093511770